| Name | Sun Hemmi 64 Rietz Variant |
| Front Scales | 27cm / K A = B CI C = D L ] 10inch #33-56cm# |
| Back Scales | = S S&T T = |
| Type of Rule | slide rule |
| Material | bamboo/ aluminium |
| Dimension (mm) | 295x40x11 |
| Area of Use | generic |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 2437 |
| Comment | |
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